00516nam a2200157Ia 4500008004100000040001700041082002100058100002000079110005300099245004900152260002900201300001200230440002300242500005400265650003900319190328s9999||||xx |||||||||||||| ||und||  aNITILcNITIL  221sta333bN277N  aDattatreya, H M  aNational Remote Sensing Agency, (Andhra Pradesh) 0aNRSA technical reports, 1978cH M Dattatreya  aSecunderabadbNRSAc1978  aV3, vp.  aNRSA TR; 0721-0730  aContents: V.3. Some aspects of aerial photography  aRemote sensing; Aerial Photography